Home / 538,898.04-808,643.25-202,171.32

Finding the Fourth Proportional to 538,898.04, 808,643.25 and 202,171.32

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Solution

The fourth proportional to 538,898.04, 808,643.25 and 202,171.32 is: 303,368.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,898.04 : 808,643.25 = 202,171.32 : x
  2. Step 2: Convert to fraction form
    538,898.04/808,643.25 = 202,171.32/x
  3. Step 3: Cross multiply
    538,898.04x = 808,643.25 × 202,171.32
  4. Step 4: Simplify right side
    538,898.04x = 163,484,473,261.59
  5. Step 5: Solve for x
    x = 163,484,473,261.59/538,898.04
  6. Step 6: Final answer
    x = 303,368.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.